Hair dryer



FIG. 1 is a front perspective view of a hair dryer showing my newdesign;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a rear view thereof; and,

FIG. 8 is a rear perspective view thereof.

The ornamental design for a “hair dryer”, as shown and described.